.project-post{
    width: 20%;
    border-right: 1px solid #F0F0F0;
    border-left: 1px solid #F0F0F0;
    box-shadow: 0 3px 0 rgba(0,0,0,0.05);
}

.hover-box{
    position: absolute;
    width: 100%;
    height: 185px;
    background: rgba(0,0,0,0.9);
    text-align: center;
    top: 0;
    left: 0;
    transition: all 0.33s ease-in-out;
    -moz-transition: all 0.33s ease-in-out;
    -webkit-transition: all 0.33s ease-in-out;
    -o-transition: all 0.33s ease-in-out;
    -webkit-transform-origin: 0 0;
    -moz-transform-origin: 0 0;
    -ms-transform-origin: 0 0;
    -o-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-transform: rotateX(-90deg) rotateY(-90deg);
    -moz-transform: rotateX(-90deg) rotateY(-90deg);
    -ms-transform: rotateX(-90deg) rotateY(-90deg);
    -o-transform: rotateX(-90deg) rotateY(-90deg);
    transform: rotateX(-90deg) rotateY(-90deg);
}

.opciones{
    position: absolute;
    top: 0;
    width: 100%;
    height: 185px;
    background: white;
    display: none;
    padding: 21px;
}

#canviar {
    height: 265px;
    position: relative;
}

#canviar>h2 {
    margin-left: 25%;
    text-align: center;
    width: 25%;
    position: absolute;
    color: white;
    font-size: 3.5em;
    background: rgba(0,0,0,0.3);
    height: 225px;
    padding-top: 80px; 
    display: none; 
    cursor: pointer;
    top: 0px;

}

